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Which of the following statement is not ...

Which of the following statement is not true?

A

The Ellingham diagram show the plots of `DeltaG` vs T.

B

In froth floatation process depressants are added to enhance the formation of froth.

C

Extraction of zinc oxide is done by coke.

D

CO is more effective reducing agent below 983K

Text Solution

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The correct Answer is:
B
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MODERN PUBLICATION-UNIT TEST 6 -Questions
  1. Which of the following is not true? In acidic medium K(2)Cr(2)O(7) oxi...

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  2. In alkaline medium, KMnO(4) gets changed into :

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  3. Which of the following statement is not true?

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  4. Which of the following statement is not correct when a mixture of NaCl...

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  5. In the metallurgy of iron , when lime stone is added to the blast furn...

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  6. Which of the following ions has magnetic moment of 1.73 B.M. ?

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  7. Extraction of zinc from zinc blende is achieved by :

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  8. The formula of the complex, tris (ethylenediamine) cobalt (III) sulph...

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  9. which of the following has the smallest ionic radius ?

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  10. Which ion gives coloured solution ?

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  11. Which of the following is an acidic oxide ?

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  12. The number of hydrogen atoms attached to phsophorus atom in hypophosph...

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  13. Among the following molecules : (i) XeO(3)" "(ii) XeOF(4)" " (iii...

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  14. Which of the following is the most basic oxide?

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  15. Purest form of iron is :

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  16. Which one of the following orders is not in accordance with the proper...

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  17. The compound which gives off oxygen on moderate heating is :

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  18. Which of the following oxide is strongly acidic?

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  19. Which of the following is least volatile ?

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  20. In the low spin [Fe(H(2)O)(6)]^(2+) complex, the number of unpaired el...

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